diff options
Diffstat (limited to 'media/libmedia/IAudioFlinger.cpp')
| -rw-r--r-- | media/libmedia/IAudioFlinger.cpp | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/media/libmedia/IAudioFlinger.cpp b/media/libmedia/IAudioFlinger.cpp index fc42979..ca3a2a6 100644 --- a/media/libmedia/IAudioFlinger.cpp +++ b/media/libmedia/IAudioFlinger.cpp @@ -60,7 +60,8 @@ enum { OPEN_INPUT, CLOSE_INPUT, SET_STREAM_OUTPUT, - SET_VOICE_VOLUME + SET_VOICE_VOLUME, + GET_RENDER_POSITION }; class BpAudioFlinger : public BpInterface<IAudioFlinger> @@ -466,6 +467,26 @@ public: remote()->transact(SET_VOICE_VOLUME, data, &reply); return reply.readInt32(); } + + virtual status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames, int output) + { + Parcel data, reply; + data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor()); + data.writeInt32(output); + remote()->transact(GET_RENDER_POSITION, data, &reply); + status_t status = reply.readInt32(); + if (status == NO_ERROR) { + uint32_t tmp = reply.readInt32(); + if (halFrames) { + *halFrames = tmp; + } + tmp = reply.readInt32(); + if (dspFrames) { + *dspFrames = tmp; + } + } + return status; + } }; IMPLEMENT_META_INTERFACE(AudioFlinger, "android.media.IAudioFlinger"); @@ -718,6 +739,19 @@ status_t BnAudioFlinger::onTransact( reply->writeInt32( setVoiceVolume(volume) ); return NO_ERROR; } break; + case GET_RENDER_POSITION: { + CHECK_INTERFACE(IAudioFlinger, data, reply); + int output = data.readInt32(); + uint32_t halFrames; + uint32_t dspFrames; + status_t status = getRenderPosition(&halFrames, &dspFrames, output); + reply->writeInt32(status); + if (status == NO_ERROR) { + reply->writeInt32(halFrames); + reply->writeInt32(dspFrames); + } + return NO_ERROR; + } default: return BBinder::onTransact(code, data, reply, flags); } |